p0420 - Honda Accord Forum - Honda Accord Enthusiast Forums - Threads Tagged with p0420 - Page 2

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Threads Tagged with p0420

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2005, accord, cel, civic, cleaner, code, codes, fuel, honda, injcror, low, octane, p0420, p420, stop

1 Attachment(s)

P0420, Accord 2005, 3.0L, 215k+ Miles

LionZoomZoom on Sep 11, 2012

Sep 11, 2012 07:08 PM
by LionZoomZoom

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4

18,658

General Tech Help

Post

446615, 46615, accord, code, engine, forum, honda, magnaflow, misfire, p0420, swap, swapped, ulev, work, worse

P0420 code even after engine swap

another_accord_driver on Sep 5, 2012

Sep 5, 2012 09:02 AM
by doctorbee

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1

2,619

General Tech Help

140k, 2003, 2005, accord, burn, burning, check, control, fuel, honda, miles, motor, oil, p0420, procedure, replaced, tsx

2005 Accord EX Sedan P0420 Error Code

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Multi-page thread

1 2)

Drpepper on Aug 30, 2012

Sep 3, 2012 11:20 PM
by Drpepper

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12

35,082

General Tech Help

00, accord, code, cvr, engine, honda, p0420, p420, po420, reader, v6

Engine Code P0420

luan18b on Aug 22, 2012

Aug 22, 2012 11:15 AM
by luan18b

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2

2,672

General Tech Help

accord, car, codes, control, cylinder, f23a4, head, honda, hot, ignition, module, p0420, shutting, stall, stalls, weather

5 Attachment(s)

02' Accord F23a4 Stalls when Hot

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Multi-page thread

1 2 3 ... Last Page)

Silver6gen on Jun 14, 2012

Jul 26, 2012 07:04 PM
by Silver6gen

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53

37,735

General Tech Help

2007, accord, bypass, bypassing, cat, cats, converter, fouler, honda, o2, override, p0420, passing, sensor, trick

O2 bypass

zakelrod on Jun 1, 2012

Jun 1, 2012 08:42 PM
by TexasHonda

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2

5,091

Engine & Internal

2010, 99, accord, catalytic, civic, code, converter, correct, coupe, fault, faulty, honda, o2, output, oxygen, p0420, replaced, sensor, sensors, voltage

O2 Sensor Confusion

MizterKewl on Apr 27, 2012

Apr 27, 2012 09:23 PM
by JimBlake

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2

1,320

General Tech Help

03, 2000, 2003, accord, catalytic, code, converter, convertor, cost, fixed, honda, p0420, pic, replacement, v6

2 Attachment(s)

P0420 Codes Catalytic Conveter Replacement

Ashley Adams on Mar 31, 2012

Mar 31, 2012 08:59 PM
by Ashley Adams

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0

14,465

Headers, Intake, & Exhaust

1999, 2007, accord, air, catalytic, co2, converter, dirty, efficiency, filter, honda, low, oxygen, p0420, postcat, sensor

P0420 Fault

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Multi-page thread

1 2)

draser on Nov 12, 2007

Mar 21, 2012 04:07 AM
by PAhonda

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18

12,547

General Tech Help

2000, 2006, 99, accord, code, honda, location, o2, oem, oxygen, p0420, po420, replacement, sensor, v6

Code OEM P0420 ('99 EX V6 Coupe)

KaOS311 on Mar 15, 2012

Mar 17, 2012 06:18 PM
by KaOS311

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6

7,637

Engine & Internal

1999, 2000, 2006, accord, civic, code, dies, honda, lx, nonfouler, p0420, p4020, plug, po420, spark

2000 Accord bogs out and dies with P0420 code

clibutti on Mar 14, 2012

Mar 16, 2012 11:21 AM
by JimBlake

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4

5,420

General Tech Help

06, 1996, 2006, 96, accord, cat, code, exhaust, honda, illustration, leak, lx, manifold, muffler, p0420, universal

96' Honda Accord P0420 -- Leaking exhaust manifold?

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Multi-page thread

1 2 3)

Hondahonda on Feb 17, 2012

Mar 14, 2012 07:55 PM
by PAhonda

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24

21,373

General Tech Help

02, 05, accord, cat, denso, fine, honda, o2, p0420, rear, removed, sencor, sensor, sensors, short

1 Attachment(s)

New Cat and Denso O2 sensors.....P0420 Still

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Multi-page thread

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rykertest on Feb 13, 2012

Mar 5, 2012 09:29 AM
by wunderbra

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16

9,400

General Tech Help

02, 05, 2004, accord, check, clearing, code, driving, engine, honda, iat, light, p0420, po420, v6

1 Attachment(s)

code p0420 continuing problem

wrench on Oct 29, 2011

Oct 30, 2011 09:45 AM
by wrench

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5

15,610

General Tech Help

98, accord, car, chirp, chirping, chirps, honda, letting, lx, makes, neutral, noise, p0420, sound, throttle

Chirping when letting off the throttle

wwatson on Sep 22, 2011

Sep 22, 2011 05:47 PM
by poorman212

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1

4,324

General Tech Help

01, 0401, 06, 2001, accord, cel, code, codes, egr, honda, p0401, p0420, p4020, p420, po420, resolve

P0401 and P0420 CEL codes: 2001 Accord

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Multi-page thread

1 2)

capthoward on Jun 9, 2011

Jun 25, 2011 07:25 AM
by piggylover1985

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12

14,914

General Tech Help

02, 0420, 2000, autozone, check, civic, code, codes, engine, honda, lx, manifold, oxygen, p0420, service

Honda civic 2000 LX P0420 Code

Manoj on Mar 31, 2011

Mar 31, 2011 07:38 PM
by JimBlake

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2

3,478

General Tech Help

accord, acoord, acura, cyl1, cyl2, exhaust, honda, idle, idles, misfire, misfiring, p0420, problem, random, tsx

idle problems along with misfires

hess1809 on Feb 24, 2011

Mar 1, 2011 12:10 AM
by PAhonda

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5

5,382

General Tech Help

1999, 2011, accord, causing, code, exhaust, honda, intake, leak, manifold, muffler, p0420, p420, pipe, po420

P0420 1999 Accord...Muffler?

paulisawesomer on Feb 23, 2011

Feb 24, 2011 12:23 PM
by paulisawesomer

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2

1,865

General Tech Help

02, 1998, 98, accord, check, code, cylinder, cylinders, engine, honda, light, misfire, multiple, p0420, repair

98 Accord LX 4 Cyl - Multiple Cylinder Misfire - Catalyst System Efficiency Below Thr

anandram on Jan 3, 2011

Jan 8, 2011 01:02 PM
by anandram

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6

13,952

General Tech Help

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